Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
22 Cards in this Set
- Front
- Back
|
linear
|
A straight line
|
|
|
model
|
A small object, usually built to scale, that represent in detail another, often larger object.
|
|
|
orbit
|
A circular path planets follow around the sun.
|
|
|
revolve
|
revolution - to travel around another object in space, it takes 365 1/4 days or 12 month to revolve around the sun.
|
|
|
rotate
|
rotation-to spin around, it takes earth 24 hours or 1 day t rotate on axis.
|
|
|
shadow
|
A shadow is made when an object blocks light.
|
|
|
seasons
|
Because earth revolves around the sun we get 4 seasons, winter, spring, summer, and fall or it is called autumn, it happens in the same sequence or pattern.
|
|
|
Axis
|
an imaginary line that runs from the north pole to the sou the south pole of earth, the earth rotates on its axis in 24 hours or 1 day.
|
|
|
Earth
|
Our planet, has an atmosphere, ocean, fresh water, wether, life, (plants and animals) mountains, valleys, weathering and erosion
|
|
|
SUN
|
A big ball of gas, it is a star, it has sun spots, solar flares, has an enormous mass = enormous gravity, is center of our solar system and it's much bigger than earth.
|
|
|
Moon
|
Orbits earth, no water, no life, oxygen, atmosphere, reflect light from the sun. The moon does have hills, rocks, mountains and valleys. It takes 29 - 30 days to revolve around earth.
|
|
|
Lunar cycle
|
The cycle of the moon as it is revolves around earth, it appears diffrent in the sky depending where it is cycle.
|
|
|
First quater
|
A portion of the right side of the moon is reflecting the suns light.
|
|
|
Full moon
|
The moon looks like a complete cycle in the cycle
|
|
|
Last quater
|
A portion of the left side of the moon is reflecting the suns light
|
|
|
Tides
|
Rise and fall of the ocean water levels along the coast follow a predictible pattern, high tides and low tides.
|
|
|
Climate
|
The conditions of the atmosphere of an area, over a Long period of time.such as rainy, hot, dry, Artic, cold, rain forest, sunny, windy, cloudy, hail, sleet and snow.
|
|
|
Weather
|
The atmosphere conditions of an area over a SHORT period of time. Such as rainy one day and hot the next day,sunny, cloudy,
|
|
|
Dd
|
S
|
|
|
Daddy's
|
A
|
|
|
Dd
|
A
|
|
|
Dgv
|
S
|
